Home / 164,086,064.78-226,436,934.80-89,748,761.09

Finding the Fourth Proportional to 164,086,064.78, 226,436,934.80 and 89,748,761.09

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Solution

The fourth proportional to 164,086,064.78, 226,436,934.80 and 89,748,761.09 is: 123,852,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,086,064.78 : 226,436,934.80 = 89,748,761.09 : x
  2. Step 2: Convert to fraction form
    164,086,064.78/226,436,934.80 = 89,748,761.09/x
  3. Step 3: Cross multiply
    164,086,064.78x = 226,436,934.80 × 89,748,761.09
  4. Step 4: Simplify right side
    164,086,064.78x = 20,322,434,362,868,364
  5. Step 5: Solve for x
    x = 20,322,434,362,868,364/164,086,064.78
  6. Step 6: Final answer
    x = 123,852,286.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.